fruitful

adj.

[1]	productive , fertile , prolific , fecund , fructiferous , frugiferous , fructuous
[2]	effective , worthwhile , well-spent , profitable , successful , useful , rewarding , advantageous , beneficial , productive , fertile
[3]	plentiful , abundant , bounteous , bountiful , prolific , plenteous , copious , luxurious , rich , flourishing